Wave Energy

Reply filed by the state of Odisha regarding increasing instances of high energy swell waves, May 1, 2025

Reply filed by the Director, Environment-cum-Special Secretary, Forest, Environment and Climate Change Department, Odisha and Member Secretary, Odisha Coastal Zone Management Authority, May 1, 2025. NGT, had registered suo motu in response to the news item in the Hindu, May 4, 2024 titled "Swell waves likely to strike coastal areas …

The renewable energy review

This report sets the Committee's (Committee on Climate Change) advice on the potential for renewable energy development in the UK, and advice on whether existing targets should be reviewed.

Monster waves

In 2000, the British research ship Discovery was caught in a fearsome storm. As the battered vessel struggled into the dock, scientists discovered that the ship’s research devices were working. The data confirmed waves more than 60 feet high. Scientists had earlier scoffed at seafarers’ stories about rogue waves: their …

Survey of energy resources 2010

This, the 22nd edition of the World Energy Council's Survey of Energy Resources (SER), is the latest in a long series of reviews of the status of the world

Plenty of wave energy to be harvested close to shore

Conventional wisdom says that wave farms must be more than 2 kilometres away from the coast, but a new analysis suggests otherwise.

Working on alternative power

KOCHI: With climate change and energy crisis fast becoming a reality, scientists all over the world have started looking for solutions to tide over the crisis. An Aluva-based company, Parasuram Power Project, has come up with a working model of wave power generation- cum-shore protection project which will soon move …

The next wave: A bright future for hydro

A quiet revolution is underway in the world of hydropower. An emerging non-dam based hydro industry holds the promise of economically viable technologies that do not deplete resources or warm the planet, and do not wipe out species, ecosystems and cultures. With supportive policies from governments, non-dam hydro could become …

Prepare master plan on renewable energy

A parliamentary standing committee yesterday asked the energy, power and mineral resources ministry to prepare a master plan on generating electricity from alternative sources such as solar, wind and wave power. The ministry was also asked to submit the plan to the committee and the government within three months. At …

The power of renewables

The need to tackle global climate change and energy security makes developing alternatives to fossil fuels crucial.

Harvesting ocean wave energy

Offshore structures that generate electrical power from ocean waves have been deployed but engineering challenges remain.

Ocean wave power generation - concept for trial in Orissa and other coastal states

Wave power generation cum shore protection project envisages tapping the energy of ocean waves and wind for the generation of electricity and integrating it with the national power grid. A number of impellors are arranged parallel to the shore for a span of 500 m at a distance of about …

Whatever floats your boat

Shipping is one of the most fuel-efficient ways to move freight, but the industry still produces significant greenhouse-gas emissions, including more than a quarter of the world's nitrogen oxides emissions. And it also produces more sulphur dioxide emissions than all land transportation combined. In the latest of Nature's our Future …

The coming wave

Energy: Enthusiasm for renewable energy means wind turbines and solar panels are popping up all over the place. But what happened to wave power? Finavera You only have to look at waves pounding a beach, inexorably wearing cliffs into rubble and pounding stones into sand, to appreciate the power of …

From Hawaii to Japan on a wave powered boat

Japanese sailor Kenichi Horie set sail from Hawaii, the US, to Japan on a wave-powered boat on March 16. The three-tonne boat, called Suntory Mermaid II, is made of recycled aluminium and relies on the energy of waves to move the two fins at its bow and propel it forward. …

Making waves with new power generation technology

A string of three red steel tubes, each the size of a railway carriage, lies low in the water off the northern coast of Portugal. As the snub-nosed apparatus rises and dips in the Atlantic waves, it becomes immediately clear why this pioneering energy technology is called Pelamis after a …

Salt could shake up world energy

Only up to powering light bulbs so far, "salt power' is a tantalising if distant prospect as high oil prices make alternative energy sources look more economical. Two tiny projects to mix sea and river water

Sailor sets off on wave-powered boat

Japanese sailor Kenichi Horie, who has sailed non-stop around the world and crossed the Pacific in a solar-powered boat made of recycled aluminium beer cans, is off on his next solo adventure at sea. He set sail for Japan on Sunday from the Hawaii Yacht Club on what he says …

Voyage on waves

Kenichi Horie, who has crossed the Pacific in a solar-powered boat made of recycled aluminium, is getting ready for his next solo sea adventure. The 69-year-old Japanese sailor will set out March 16 on what he says will be the world's longest voyage in a wave-powered boat. Speaking through a …

In Short

legal backing: The Delhi High Court has asked the Delhi Jal Board (DJB) and other civic agencies to permit water harvesting in as many public sector buildings as possible. In an order issued on August 25, 2004, it also directed authorities concerned to allow the activity on flyovers that have …

Tapping the waves

the world's first commercial wave power station has been established on the Hebridean island of Islay in Scotland. The power station known as limpet (land-installed marine-powered energy transformer) began supplying power up to 500 kilowatt from 20 November, 2000. The station has been established jointly by Wavegen, world's leading wave …

You can run...

gene Greneker has invented an easy way to spot each and every would-be assassin, thief, plain prankster or perhaps, an earthquake victim behind a wall or a closed door. This crafty little trick has been done through a gadget that the inventor calls a radar flashlight. Greneker, a researcher with …

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